Metal detector



FIG. 1 is a perspective view of a metal detector showing my new design;

FIG. 2 is a side elevational view thereof with the head at a different angle;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is an end elevational view thereof;

FIG. 5 is a side elevational view with the head folded;

FIG. 6 is a perspective view of a metal detector with a ring shaped head, all other features being similar; and,

FIG. 7 is a bottom plan view of the configuration of FIG. 6. 

The ornamental design for a metal detector, as shown and described. 